David martinez
  • Male
  • Chicago, IL
  • United States
Share on Facebook Share on Facebook Share
  • Featured Blogs
  • Discussions (1)
  • Events
  • Groups
  • Photos
  • Photo Albums
  • Videos

David martinez's Discussions

what is more efficient a boiler or hw ?
1 Reply

recently a customer asked me what will be more efficient equipment for a hotel. right now its working with 3 hw, two 2000btu input and one 500000 btu input and he wants to replace with a boiler…Continue

Started this discussion. Last reply by Sean Lintow Sr Feb 3, 2014.

 

David martinez's Page

Latest Activity

Sean Lintow Sr replied to David martinez's discussion what is more efficient aboiler or hw ?
"Crunch the numbers, all the numbers including usage, flows, efficiencies, amounts needed, etc... As a given though it doesn't matter if something is more efficient if it cant deliver what is needed when it is requested / required. Want…"
Feb 3, 2014
David martinez posted a discussion

what is more efficient aboiler or hw ?

recently a customer asked me what will be more efficient equipment for a hotel. right now its working with 3 hw, two 2000btu input and one 500000 btu input and he wants to replace with a boiler 399,900 btu input with a storage tank.  in order to be sustainable, any ideas? See More
Feb 2, 2014
David martinez commented on Kim Tanner's video
Jan 31, 2014
Diane Chojnowski left a comment for David martinez
"Hi David, Welcome to Home Energy Pros! Feel free to join the conversation in the Forum and Groups. And share your energy efficiency photos, videos and upcoming events. If you're blogging about home performance, this is the place for you!…"
Jan 23, 2014
David martinez is now a member of Home Energy Pros
Jan 22, 2014

Profile Information

Company
Martinez Remodeling Specialist
Professional Certification
building Analist
Professional Interests
Building science, Net Zero Homes, Energy Retrofits, Sustainable Design, PV Sistem,Home Energy Scoring.

Comment Wall (1 comment)

You need to be a member of Home Energy Pros to add comments!

Join Home Energy Pros

At 1:14pm on January 23, 2014, Diane Chojnowski said…

Hi David,

Welcome to Home Energy Pros! Feel free to join the conversation in the Forum and Groups. And share your energy efficiency photos, videos and upcoming events. If you're blogging about home performance, this is the place for you!


Thanks!
Diane, HEP Moderator

 
 
 

Home Energy Pros

Home Energy Pros was founded by the developers of Home Energy Saver Pro (sponsored by the U.S. Department of Energy,) and brought to you in partnership with Home Energy magazine.  Home Energy Pros is sponsored by the Better Buildings Residential Network.

Latest Activity

David I. Shepherd-Gaw added a discussion to the group Job Board
Thumbnail

JOB: Energy Efficiency Specialist @ Cowlitz PUD

Primarily a position with a residential focus in a great community. Opportunities to expand your…See More
4 hours ago
David I. Shepherd-Gaw joined Diane Chojnowski's group
Thumbnail

Job Board

This group is for posting jobs related to all aspects of the home performance industry including…See More
4 hours ago
John Wilkerson posted a discussion

Aeroseal Machine for Sale

Hello All, We have an Aeroseal SmartSeal system (w/ compressor and plenty of leftover…See More
4 hours ago
Rob Buchanan commented on Jose Macho's blog post Why Don't Homeowners Spend Money on Energy Saving Upgrades??? Blame "Cognitive Biases"
"I think this is an interesting comparison, but I would also want to know whether similar surveys…"
12 hours ago
Bob Blanchette commented on Jose Macho's blog post Why Don't Homeowners Spend Money on Energy Saving Upgrades??? Blame "Cognitive Biases"
"The bigger problem is the way water is billed. Most of the charges are a fixed monthly amount that…"
12 hours ago
John Nicholas replied to Elizabeth Guinn's discussion ERV in need of backflow preventer.
"First,  What is the 24/7 CFM requirement for your house?   Second,  What is the CFM…"
14 hours ago
Chris Dorsi updated an event
Thumbnail

2015 Habitat X Summer National Conference at Big Sky Resort

July 21, 2015 to July 23, 2015
The 2015 Habitat X Summer National Conference will take place at Big Sky Resort, just down the road…See More
21 hours ago
Mike Cerqua replied to Tony Hicks's discussion Slab-on-grade Insulation
" "
yesterday

© 2015   Created by Lawrence Berkeley National Laboratory.

Badges  |  Report an Issue  |  Terms of Service